Patent · US Expired

Ion exchanger to separate heavy alkali metal ions

US4654146A · kind A · utility

3Cited by
15References
19Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMar 25, 1985
Grant dateMar 31, 1987
Priority date
Expiry dateMar 25, 2005

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J47/018
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A process for removing heavy alkali metal cations from solution comprising passing a liquid over a composition including a support such as charcoal having interconnected pores containing a tetra-aryl boron moiety associated with an ion exchangeable cation absorbed on the support capable of forming a stable compound with a heavy alkali metal cation.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.